Notes Payable (M3t) - Additional Information (Detail) |
12 Months Ended | |
|---|---|---|
|
Dec. 31, 2015
USD ($)
$ / Barrels
|
Dec. 31, 2014
USD ($)
|
|
| Credit Agreement [Member] | ||
| Debt Instrument [Line Items] | ||
| Obligations outstanding under credit facility | $ 135,000,000 | |
| M3 [Member] | Waterline [Member] | ||
| Debt Instrument [Line Items] | ||
| Cost of the waterline | $ 3,200,000 | |
| Long-term debt purchase commitment period | 36 months | |
| Percentage of expected internal rate of return | 15.00% | |
| Amount of expected internal rate of return | $ 105,730 | |
| Long-term asset net of depreciation | 3,100,000 | |
| Depreciation on long-term asset | 148,231 | |
| Long-term note payable | $ 2,134,018 | |
| Water delivery fee | $ / Barrels | 2.94 | |
| Call right | 18 months |